NOVEL PYRIMIDINONE((DI)-THIO)-PHOSPHORIC(PHOSPHONIC)ACID ESTERS AND ESTER-AMIDES AND THEIR USE AS INSECTICIDES,ACARICIDES AND NEMATICIDES

摘要

Substituted pyrimidinone [(di)-thio]-phosphoric(phosphonic) acid esters and ester-amides of the formula IN WHICH R represents alkyl, R1 represents alkyl, phenyl, alkoxy, alkylthio or alkylamino, X represents oxygen or sulphur, Y represents oxygen or alkylamino, and N REPRESENTS 2, 3, OR 4, WHICH POSSESS ARTHROPODICIDAL AND NEMATICIDAL PROPERTIES.